芒果视频下载

市面(mian)(mian)(mian)上的(de)(de)防(fang)潮墊(dian)(dian)(dian)種(zhong)類(lei)不(bu)少，采購(gou)前了解(jie)一(yi)(yi)下它們的(de)(de)特點(dian)并不(bu)費時。充(chong)氣(qi)墊(dian)(dian)(dian)(AirMattresses)：優點(dian)：不(bu)用(yong)說，肯定舒(shu)(shu)服，而(er)(er)且可(ke)(ke)調(diao)節柔軟(ruan)度，價錢也(ye)(ye)不(bu)貴。缺點(dian)：太(tai)重(zhong)(zhong)(zhong)、太(tai)大(da)、而(er)(er)且容易弄破。空氣(qi)墊(dian)(dian)(dian)也(ye)(ye)不(bu)能(neng)提供良好的(de)(de)保溫(wen)。此外，對(dui)(dui)肺(fei)活(huo)量也(ye)(ye)有(you)(you)(you)(you)很大(da)的(de)(de)要(yao)(yao)求。(需用(yong)嘴(zui)來(lai)吹氣(qi)。)開放氣(qi)室(shi)(shi)式(Open-cellFoamPads)：由(you)一(yi)(yi)種(zhong)象海(hai)面(mian)(mian)(mian)一(yi)(yi)樣的(de)(de)泡沫材料制成。優點(dian)：比充(chong)氣(qi)式更(geng)(geng)舒(shu)(shu)適、重(zhong)(zhong)(zhong)量更(geng)(geng)輕、更(geng)(geng)便宜、更(geng)(geng)保暖。而(er)(er)且較(jiao)重(zhong)(zhong)(zhong)、壓縮性(xing)也(ye)(ye)較(jiao)差(不(bu)宜攜帶(dai))、使用(yong)壽命也(ye)(ye)較(jiao)短(duan)。 首先必須考(kao)慮暖度、重(zhong)(zhong)(zhong)量、舒(shu)(shu)適度、耐(nai)用(yong)性(xing)和(he)大(da)小等依(yi)次(ci)重(zhong)(zhong)(zhong)要(yao)(yao)。其次(ci)要(yao)(yao)考(kao)慮個人的(de)(de)主要(yao)(yao)用(yong)途。一(yi)(yi)個戶(hu)外愛好者(zhe)可(ke)(ke)能(neng)會擁有(you)(you)(you)(you)適應不(bu)同環境的(de)(de)幾種(zhong)防(fang)潮墊(dian)(dian)(dian)。就象買(mai)其他(ta)東西(xi)(xi)一(yi)(yi)樣，購(gou)買(mai)戶(hu)外裝備(bei)有(you)(you)(you)(you)時也(ye)(ye)會讓后悔(hui)，因為實在有(you)(you)(you)(you)太(tai)多(duo)(duo)的(de)(de)東西(xi)(xi)需要(yao)(yao)考(kao)慮，對(dui)(dui)每一(yi)(yi)樣東西(xi)(xi)都會有(you)(you)(you)(you)很多(duo)(duo)要(yao)(yao)求，而(er)(er)在大(da)部分情(qing)況下，所有(you)(you)(you)(you)的(de)(de)要(yao)(yao)求不(bu)可(ke)(ke)能(neng)同時得到(dao)滿足。選擇防(fang)潮墊(dian)(dian)(dian)也(ye)(ye)一(yi)(yi)樣，有(you)(you)(you)(you)許(xu)多(duo)(duo)需要(yao)(yao)考(kao)慮：絕(jue)緣性(xing)(隔絕(jue)身體(ti)與地(di)面(mian)(mian)(mian)熱交換(huan)的(de)(de)能(neng)力)舒(shu)(shu)適性(xing)重(zhong)(zhong)(zhong)量、體(ti)積耐(nai)用(yong)性(xing)從(cong)以上條件中做出選擇對(dui)(dui)來(lai)說很重(zhong)(zhong)(zhong)要(yao)(yao)，而(er)(er)考(kao)慮一(yi)(yi)下戶(hu)外計劃可(ke)(ke)能(neng)對(dui)(dui)很有(you)(you)(you)(you)幫助(zhu)。最(zui)后，一(yi)(yi)些附屬設計可(ke)(ke)能(neng)會影響決定。比如，一(yi)(yi)些防(fang)潮墊(dian)(dian)(dian)有(you)(you)(you)(you)多(duo)(duo)重(zhong)(zhong)(zhong)可(ke)(ke)充(chong)氣(qi)氣(qi)室(shi)(shi)，使得防(fang)潮墊(dian)(dian)(dian)的(de)(de)厚度更(geng)(geng)容易調(diao)節；多(duo)(duo)個墊(dian)(dian)(dian)子可(ke)(ke)拼接一(yi)(yi)起；通過配件可(ke)(ke)將充(chong)氣(qi)墊(dian)(dian)(dian)改成椅子；等等。